indexo.dev

teplarnaliberec.cz

.cz crawl

First seen 2026-06-04 · Last seen 2026-06-04 · ok HTTP/1.1 200 576 ms crawled 2026-06-04

CZ · 185.59.208.164 · AS43541 VSHosting s.r.o.

Reputation 100/100

Classifying

HTML metadata

Title
Teplárna Liberec, a.s.
Description
Vyrábíme a dodáváme tepelnou energii obyvatelům Liberce a okolí. Zásobujeme 13+ tisíc domácností a víc než 120 odběratelů z terciární sféry.
Language
cs

Open Graph

url
https://www.teplarnaliberec.cz
site name
Teplárna Liberec, a.s.
description
Vyrábíme a dodáváme tepelnou energii obyvatelům Liberce a okolí. Zásobujeme 13+ tisíc domácností a víc než 120 odběratelů z terciární sféry.

Technology

Server
nginx
CMS
Gatsby
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone

DNS records live

NS
  • ns.stable.cz
  • ns.stable.sk
MX
  • 10 mx.stable.sk
  • 5 mx.stable.cz
Verified for
  • Google

Email authentication strong

SPF
v=spf1 a mx -all
strict (-all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDrzp6bVo2J0KChNLjbEdBMENli9E1Td/xd42YLvuVcQLmvLLwAjKLrxwasft/J+R/6ZVL0Cid5Z/VIIfI5e2…
selectors probed

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.teplarnaliberec.cz

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
  • cross-origin-opener-policy
  • cross-origin-embedder-policy
  • cross-origin-resource-policy
findings
  • missing Content Security Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
sameorigin
permissions-policy
accelerometer=(self), ambient-light-sensor=(self), autoplay=(self), battery=(self), camera=(self), cross-origin-isolated=(self), display-capture=(self), document-domain=*, encrypted-media=(self), execution-while-not-rendered=*, execution-while-out-of-viewport=*, fullscreen=(self), geolocation=(self), gyroscope=(self), magnetometer=(self), microphone=(self), midi=(self), navigation-override=(self), payment=(self), picture-in-picture=*, publickey-credentials-get=(self), screen-wake-lock=(self), sync-xhr=*, usb=(self), web-share=(self), xr-spatial-tracking=(self)
x-content-type-options
nosniff
strict-transport-security
max-age=31536000
cross-origin-opener-policy
unsafe-none
cross-origin-embedder-policy
unsafe-none
cross-origin-resource-policy
cross-origin

Links to (5)

Linked from (1)